[petsc-users] PETSs Mesh Examples

[Matthew Knepley]

On Thu, Jun 23, 2011 at 6:26 AM, Dharmendar Reddy
<dharmareddy84 at gmail.com>wrote:

> Where is the ex12 located? I do not find it in snes/example/tutorials/ .
> Can you please send me the src file


You would need petsc-dev:
http://www.mcs.anl.gov/petsc/petsc-as/developers/index.html

   Matt


> On Thu, Jun 23, 2011 at 6:13 AM, Matthew Knepley <knepley at gmail.com>wrote:
>
>> On Thu, Jun 23, 2011 at 6:08 AM, Dharmendar Reddy <
>> dharmareddy84 at gmail.com> wrote:
>>
>>> For learning purposes, I want to bring in a mesh form an exodus file and
>>> solve a nonlinear Poisson equation (Semiconductor devices).
>>
>>
>> DMMeshCreateExodus() will read in the mesh. SNES ex12 should then be able
>> to use that mesh. It is P1
>> Lagrange for Bratu, which is close. Let me know if you have trouble
>> modifying it.
>>
>>   Thanks,
>>
>>     Matt
>>
>>
>>> On Thu, Jun 23, 2011 at 5:59 AM, Matthew Knepley <knepley at gmail.com>wrote:
>>>
>>>> On Thu, Jun 23, 2011 at 5:17 AM, Dharmendar Reddy <
>>>> dharmareddy84 at gmail.com> wrote:
>>>>
>>>>> Hello,
>>>>>         Any FEM examples (Fortran) using PETSC Mesh ??
>>>>>
>>>>
>>>> I am in the process of slowly converting Mesh from something special and
>>>> experimental (in C++)
>>>> to a more integrated part of PETSc (in C). There is a single example of
>>>> the way it will look, SNES
>>>> ex12, in dev which is mostly finished. The best completely working
>>>> example of the fully C++
>>>> approach is the PyLith code (
>>>> http://www.geodynamics.org/cig/software/pylith) which is a parallel
>>>> FEM code for crustal deformation. FEM is wide and varied, and PETSc is
>>>> not intended to include
>>>> FEM per se but rather support for constructing any FEM method you would
>>>> like. What do you
>>>> intend to do?
>>>>
>>>>   Thanks,
>>>>
>>>>      Matt
>>>>
>>>>
>>>>> Thanks
>>>>> Reddy
>>>>>
>>>>> --
>>>>> -----------------------------------------------------
>>>>> Dharmendar Reddy Palle
>>>>> Graduate Student
>>>>> Microelectronics Research center,
>>>>> University of Texas at Austin,
>>>>> 10100 Burnet Road, Bldg. 160
>>>>> MER 2.608F, TX 78758-4445
>>>>> e-mail: dharmareddy84 at gmail.com
>>>>> Phone: +1-512-350-9082
>>>>> United States of America.
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> What most experimenters take for granted before they begin their
>>>> experiments is infinitely more interesting than any results to which their
>>>> experiments lead.
>>>> -- Norbert Wiener
>>>>
>>>
>>>
>>>
>>> --
>>> -----------------------------------------------------
>>> Dharmendar Reddy Palle
>>> Graduate Student
>>> Microelectronics Research center,
>>> University of Texas at Austin,
>>> 10100 Burnet Road, Bldg. 160
>>> MER 2.608F, TX 78758-4445
>>> e-mail: dharmareddy84 at gmail.com
>>> Phone: +1-512-350-9082
>>> United States of America.
>>>
>>>
>>
>>
>> --
>> What most experimenters take for granted before they begin their
>> experiments is infinitely more interesting than any results to which their
>> experiments lead.
>> -- Norbert Wiener
>>
>
>
>
> --
> -----------------------------------------------------
> Dharmendar Reddy Palle
> Graduate Student
> Microelectronics Research center,
> University of Texas at Austin,
> 10100 Burnet Road, Bldg. 160
> MER 2.608F, TX 78758-4445
> e-mail: dharmareddy84 at gmail.com
> Phone: +1-512-350-9082
> United States of America.
>
>


-- 
What most experimenters take for granted before they begin their experiments
is infinitely more interesting than any results to which their experiments
lead.
-- Norbert Wiener
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